Peacock, Thomas Love, 1785-1866 Peacock's Four ages of poetry: Shelley's Defence of poetry, Browning's Essay on Shelley / ed. by H.F.B. Brett-Smith. - Oxford, B. Blackwell, 1923. - xxxiii, 112 p. 20 cm. - The Percy Reprints, no. 3 . "Bibliographical note": p. xxvii-xxxiii. Subjects--Personal Names: Shelley Percy Bysshe 17921822 Subjects--Topical Terms: Poetry LC Class. No.: PN1031